I often help my mother _______ clothes.
#50777
A
wash
B
washing
C
washes
D
washed
推荐题目
I mustn’t give up __________ English easily. 
#49048
A
to study
B
studying
C
studied
D
study
Can I stop ______ a rest, Sir?– Keep _______! The terminal (终点) is around the corner.
#50437
A
to have, running
B
having, running 
C
to have, to run
D
having, to run
Would you like        the World Cup?
#50405
A
to see
B
to watch
C
watch
D
look